# firmware: arm_scmi: Unwind P2A receiver mailbox setup failure

CVE record · `CVE-2026-93082`

- **Identifiers:** `CVE-2026-93082`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 17 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:11 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `fa8b28ba22d95be4d2dd3c37fbdbdc066af82941 to before 4c2a5d72357e5c6743c23b59615da287140d9d31` (git)
  - affected: `fa8b28ba22d95be4d2dd3c37fbdbdc066af82941 to before 3b0b02134ab90202af80b102fa37196b9689e86f` (git)
  - affected: `fa8b28ba22d95be4d2dd3c37fbdbdc066af82941 to before 3515aed7fe424b79c49ff9cd51f7802a64a4ab7b` (git)
  - affected: `fa8b28ba22d95be4d2dd3c37fbdbdc066af82941 to before f3e3773c4e5e96549d7540d8ddeb4fcd534f6f1d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.11`
  - unaffected: `before 6.11` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.52 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.6 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0021, the 11th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-93082](https://www.cve.org/CVERecord?id=CVE-2026-93082)
- [NVD: CVE-2026-93082](https://nvd.nist.gov/vuln/detail/CVE-2026-93082)

### References from the CNA

- <https://git.kernel.org/stable/c/4c2a5d72357e5c6743c23b59615da287140d9d31>
- <https://git.kernel.org/stable/c/3b0b02134ab90202af80b102fa37196b9689e86f>
- <https://git.kernel.org/stable/c/3515aed7fe424b79c49ff9cd51f7802a64a4ab7b>
- <https://git.kernel.org/stable/c/f3e3773c4e5e96549d7540d8ddeb4fcd534f6f1d>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-93082>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93082/>. Everything for agents: <https://agentprime.io/llms.txt>.